/*
- * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013 Nicira, Inc.
+ * Copyright (c) 2008, 2009, 2010, 2011, 2012, 2013, 2014 Nicira, Inc.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
#include <stdbool.h>
#include <stddef.h>
#include <stdint.h>
-#include "classifier.h"
+#include "bitmap.h"
#include "compiler.h"
#include "flow.h"
+#include "list.h"
#include "match.h"
+#include "meta-flow.h"
#include "netdev.h"
#include "openflow/nicira-ext.h"
#include "openvswitch/types.h"
struct ofpbuf;
union ofp_action;
+struct ofpact_set_field;
/* Port numbers. */
enum ofperr ofputil_port_from_ofp11(ovs_be32 ofp11_port,
ofp_port_t *ofp10_port);
ovs_be32 ofputil_port_to_ofp11(ofp_port_t ofp10_port);
-enum ofperr ofputil_check_output_port(ofp_port_t ofp_port,
- ofp_port_t max_ports);
bool ofputil_port_from_string(const char *, ofp_port_t *portp);
void ofputil_format_port(ofp_port_t port, struct ds *);
void ofputil_port_to_string(ofp_port_t, char namebuf[OFP_MAX_PORT_NAME_LEN],
OFPUTIL_P_OF10_NXM_TID = 1 << 3,
#define OFPUTIL_P_OF10_STD_ANY (OFPUTIL_P_OF10_STD | OFPUTIL_P_OF10_STD_TID)
#define OFPUTIL_P_OF10_NXM_ANY (OFPUTIL_P_OF10_NXM | OFPUTIL_P_OF10_NXM_TID)
+#define OFPUTIL_P_OF10_ANY (OFPUTIL_P_OF10_STD_ANY | OFPUTIL_P_OF10_NXM_ANY)
/* OpenFlow 1.1 protocol.
*
* variant. */
OFPUTIL_P_OF12_OXM = 1 << 5,
OFPUTIL_P_OF13_OXM = 1 << 6,
-#define OFPUTIL_P_ANY_OXM (OFPUTIL_P_OF12_OXM | OFPUTIL_P_OF13_OXM)
+ OFPUTIL_P_OF14_OXM = 1 << 7,
+ OFPUTIL_P_OF15_OXM = 1 << 8,
+#define OFPUTIL_P_ANY_OXM (OFPUTIL_P_OF12_OXM | \
+ OFPUTIL_P_OF13_OXM | \
+ OFPUTIL_P_OF14_OXM | \
+ OFPUTIL_P_OF15_OXM)
#define OFPUTIL_P_NXM_OF11_UP (OFPUTIL_P_OF10_NXM_ANY | OFPUTIL_P_OF11_STD | \
OFPUTIL_P_ANY_OXM)
#define OFPUTIL_P_OF11_UP (OFPUTIL_P_OF11_STD | OFPUTIL_P_ANY_OXM)
-#define OFPUTIL_P_OF12_UP (OFPUTIL_P_ANY_OXM)
-
-#define OFPUTIL_P_OF13_UP (OFPUTIL_P_OF13_OXM)
+#define OFPUTIL_P_OF12_UP (OFPUTIL_P_OF12_OXM | OFPUTIL_P_OF13_UP)
+#define OFPUTIL_P_OF13_UP (OFPUTIL_P_OF13_OXM | OFPUTIL_P_OF14_UP)
+#define OFPUTIL_P_OF14_UP (OFPUTIL_P_OF14_OXM | OFPUTIL_P_OF15_UP)
+#define OFPUTIL_P_OF15_UP OFPUTIL_P_OF15_OXM
/* All protocols. */
-#define OFPUTIL_P_ANY ((1 << 7) - 1)
+#define OFPUTIL_P_ANY ((1 << 9) - 1)
/* Protocols in which a specific table may be specified in flow_mods. */
#define OFPUTIL_P_TID (OFPUTIL_P_OF10_STD_TID | \
void ofputil_format_version_bitmap(struct ds *msg, uint32_t bitmap);
void ofputil_format_version_bitmap_names(struct ds *msg, uint32_t bitmap);
+enum ofp_version ofputil_version_from_string(const char *s);
+
uint32_t ofputil_protocols_to_version_bitmap(enum ofputil_protocol);
enum ofputil_protocol ofputil_protocols_from_version_bitmap(uint32_t bitmap);
-/* Bitmap of OpenFlow versions that Open vSwitch supports. */
-#define OFPUTIL_SUPPORTED_VERSIONS \
- ((1u << OFP10_VERSION) | (1u << OFP12_VERSION) | (1u << OFP13_VERSION))
-
-/* Bitmap of OpenFlow versions to enable by default (a subset of
- * OFPUTIL_SUPPORTED_VERSIONS). */
-#define OFPUTIL_DEFAULT_VERSIONS (1u << OFP10_VERSION)
+/* Bitmaps of OpenFlow versions that Open vSwitch supports, and that it enables
+ * by default. When Open vSwitch has experimental or incomplete support for
+ * newer versions of OpenFlow, those versions should not be supported by
+ * default and thus should be omitted from the latter bitmap. */
+#define OFPUTIL_SUPPORTED_VERSIONS ((1u << OFP10_VERSION) | \
+ (1u << OFP11_VERSION) | \
+ (1u << OFP12_VERSION) | \
+ (1u << OFP13_VERSION))
+#define OFPUTIL_DEFAULT_VERSIONS OFPUTIL_SUPPORTED_VERSIONS
enum ofputil_protocol ofputil_protocols_from_string(const char *s);
OFPUTIL_FF_CHECK_OVERLAP = 1 << 3, /* All versions. */
OFPUTIL_FF_EMERG = 1 << 4, /* OpenFlow 1.0 only. */
OFPUTIL_FF_RESET_COUNTS = 1 << 5, /* OpenFlow 1.2+. */
+
+ /* Flags that are only set by OVS for its internal use. Cannot be set via
+ * OpenFlow. */
+ OFPUTIL_FF_HIDDEN_FIELDS = 1 << 6, /* Allow hidden match fields to be
+ set or modified. */
+ OFPUTIL_FF_NO_READONLY = 1 << 7, /* Allow rules within read only tables
+ to be modified */
};
/* Protocol-independent flow_mod.
struct list list_node; /* For queuing flow_mods. */
struct match match;
- unsigned int priority;
+ int priority;
/* Cookie matching. The flow_mod affects only flows that have cookies that
* bitwise match 'cookie' bits in positions where 'cookie_mask has 1-bits.
ofp_port_t out_port;
uint32_t out_group;
enum ofputil_flow_mod_flags flags;
- struct ofpact *ofpacts; /* Series of "struct ofpact"s. */
- size_t ofpacts_len; /* Length of ofpacts, in bytes. */
+ struct ofpact *ofpacts; /* Series of "struct ofpact"s. */
+ size_t ofpacts_len; /* Length of ofpacts, in bytes. */
+
+ /* Reason for delete; ignored for non-delete commands */
+ enum ofp_flow_removed_reason delete_reason;
};
enum ofperr ofputil_decode_flow_mod(struct ofputil_flow_mod *,
const struct ofp_header *,
enum ofputil_protocol,
- struct ofpbuf *ofpacts);
+ struct ofpbuf *ofpacts,
+ ofp_port_t max_port,
+ uint8_t max_table);
struct ofpbuf *ofputil_encode_flow_mod(const struct ofputil_flow_mod *,
enum ofputil_protocol);
struct match match;
ovs_be64 cookie;
uint8_t table_id;
- uint32_t duration_sec;
- uint32_t duration_nsec;
uint16_t priority;
uint16_t idle_timeout;
uint16_t hard_timeout;
+ uint32_t duration_sec;
+ uint32_t duration_nsec;
int idle_age; /* Seconds since last packet, -1 if unknown. */
int hard_age; /* Seconds since last change, -1 if unknown. */
uint64_t packet_count; /* Packet count, UINT64_MAX if unknown. */
uint64_t byte_count; /* Byte count, UINT64_MAX if unknown. */
- struct ofpact *ofpacts;
+ const struct ofpact *ofpacts;
size_t ofpacts_len;
enum ofputil_flow_mod_flags flags;
};
/* Flow removed message, independent of protocol. */
struct ofputil_flow_removed {
struct match match;
- uint16_t priority;
ovs_be64 cookie;
+ uint16_t priority;
uint8_t reason; /* One of OFPRR_*. */
uint8_t table_id; /* 255 if message didn't include table ID. */
uint32_t duration_sec;
/* Abstract packet-in message. */
struct ofputil_packet_in {
- struct list list_node; /* For queueing packet_ins. */
-
+ /* Packet data and metadata.
+ *
+ * To save bandwidth, in some cases a switch may send only the first
+ * several bytes of a packet, indicated by 'packet_len < total_len'. When
+ * the full packet is included, 'packet_len == total_len'. */
const void *packet;
- size_t packet_len;
-
- enum ofp_packet_in_reason reason; /* One of OFPR_*. */
- uint16_t controller_id; /* Controller ID to send to. */
- uint8_t table_id;
- ovs_be64 cookie;
+ size_t packet_len; /* Number of bytes in 'packet'. */
+ size_t total_len; /* Size of packet, pre-truncation. */
+ struct flow_metadata fmd;
+ /* Identifies a buffer in the switch that contains the full packet, to
+ * allow the controller to reference it later without having to send the
+ * entire packet back to the switch.
+ *
+ * UINT32_MAX indicates that the packet is not buffered in the switch. A
+ * switch should only use UINT32_MAX when it sends the entire packet. */
uint32_t buffer_id;
- int send_len;
- uint16_t total_len; /* Full length of frame. */
- struct flow_metadata fmd; /* Metadata at creation time. */
+ /* Reason that the packet-in is being sent. */
+ enum ofp_packet_in_reason reason; /* One of OFPR_*. */
+
+ /* Information about the OpenFlow flow that triggered the packet-in.
+ *
+ * A packet-in triggered by a flow table miss has no associated flow. In
+ * that case, 'cookie' is UINT64_MAX. */
+ uint8_t table_id; /* OpenFlow table ID. */
+ ovs_be64 cookie; /* Flow's cookie. */
};
enum ofperr ofputil_decode_packet_in(struct ofputil_packet_in *,
OFPUTIL_C_PORT_BLOCKED = 1 << 8, /* Switch will block looping ports */
};
-enum ofputil_action_bitmap {
- OFPUTIL_A_OUTPUT = 1 << 0,
- OFPUTIL_A_SET_VLAN_VID = 1 << 1,
- OFPUTIL_A_SET_VLAN_PCP = 1 << 2,
- OFPUTIL_A_STRIP_VLAN = 1 << 3,
- OFPUTIL_A_SET_DL_SRC = 1 << 4,
- OFPUTIL_A_SET_DL_DST = 1 << 5,
- OFPUTIL_A_SET_NW_SRC = 1 << 6,
- OFPUTIL_A_SET_NW_DST = 1 << 7,
- OFPUTIL_A_SET_NW_ECN = 1 << 8,
- OFPUTIL_A_SET_NW_TOS = 1 << 9,
- OFPUTIL_A_SET_TP_SRC = 1 << 10,
- OFPUTIL_A_SET_TP_DST = 1 << 11,
- OFPUTIL_A_ENQUEUE = 1 << 12,
- OFPUTIL_A_COPY_TTL_OUT = 1 << 13,
- OFPUTIL_A_COPY_TTL_IN = 1 << 14,
- OFPUTIL_A_SET_MPLS_LABEL = 1 << 15,
- OFPUTIL_A_SET_MPLS_TC = 1 << 16,
- OFPUTIL_A_SET_MPLS_TTL = 1 << 17,
- OFPUTIL_A_DEC_MPLS_TTL = 1 << 18,
- OFPUTIL_A_PUSH_VLAN = 1 << 19,
- OFPUTIL_A_POP_VLAN = 1 << 20,
- OFPUTIL_A_PUSH_MPLS = 1 << 21,
- OFPUTIL_A_POP_MPLS = 1 << 22,
- OFPUTIL_A_SET_QUEUE = 1 << 23,
- OFPUTIL_A_GROUP = 1 << 24,
- OFPUTIL_A_SET_NW_TTL = 1 << 25,
- OFPUTIL_A_DEC_NW_TTL = 1 << 26,
- OFPUTIL_A_SET_FIELD = 1 << 27,
-};
-
/* Abstract ofp_switch_features. */
struct ofputil_switch_features {
uint64_t datapath_id; /* Datapath unique ID. */
uint8_t n_tables; /* Number of tables supported by datapath. */
uint8_t auxiliary_id; /* Identify auxiliary connections */
enum ofputil_capabilities capabilities;
- enum ofputil_action_bitmap actions;
+ uint64_t ofpacts; /* Bitmap of OFPACT_* bits. */
};
enum ofperr ofputil_decode_switch_features(const struct ofp_header *,
ovs_be32 xid);
void ofputil_put_switch_features_port(const struct ofputil_phy_port *,
struct ofpbuf *);
-bool ofputil_switch_features_ports_trunc(struct ofpbuf *b);
+bool ofputil_switch_features_has_ports(struct ofpbuf *b);
/* phy_port helper functions. */
int ofputil_pull_phy_port(enum ofp_version ofp_version, struct ofpbuf *,
struct ofputil_phy_port *);
-size_t ofputil_count_phy_ports(uint8_t ofp_version, struct ofpbuf *);
/* Abstract ofp_port_status. */
struct ofputil_port_status {
};
enum ofperr ofputil_decode_port_mod(const struct ofp_header *,
- struct ofputil_port_mod *);
+ struct ofputil_port_mod *, bool loose);
struct ofpbuf *ofputil_encode_port_mod(const struct ofputil_port_mod *,
enum ofputil_protocol);
+/* Abstract version of OFPTC11_TABLE_MISS_*.
+ *
+ * OpenFlow 1.0 always sends packets that miss to the next flow table, or to
+ * the controller if they miss in the last flow table.
+ *
+ * OpenFlow 1.1 and 1.2 can configure table miss behavior via a "table-mod"
+ * that specifies "send to controller", "miss", or "drop".
+ *
+ * OpenFlow 1.3 and later never sends packets that miss to the controller.
+ */
+enum ofputil_table_miss {
+ /* Protocol-specific default behavior. On OpenFlow 1.0 through 1.2
+ * connections, the packet is sent to the controller, and on OpenFlow 1.3
+ * and later connections, the packet is dropped.
+ *
+ * This is also used as a result of decoding OpenFlow 1.3+ "config" values
+ * in table-mods, to indicate that no table-miss was specified. */
+ OFPUTIL_TABLE_MISS_DEFAULT, /* Protocol default behavior. */
+
+ /* These constants have the same meanings as those in OpenFlow with the
+ * same names. */
+ OFPUTIL_TABLE_MISS_CONTROLLER, /* Send to controller. */
+ OFPUTIL_TABLE_MISS_CONTINUE, /* Go to next table. */
+ OFPUTIL_TABLE_MISS_DROP, /* Drop the packet. */
+};
+
+ovs_be32 ofputil_table_miss_to_config(enum ofputil_table_miss,
+ enum ofp_version);
+
/* Abstract ofp_table_mod. */
struct ofputil_table_mod {
uint8_t table_id; /* ID of the table, 0xff indicates all tables. */
- uint32_t config;
+ enum ofputil_table_miss miss_config;
};
enum ofperr ofputil_decode_table_mod(const struct ofp_header *,
struct ofpbuf *ofputil_encode_table_mod(const struct ofputil_table_mod *,
enum ofputil_protocol);
+/* Abstract ofp_table_features. */
+struct ofputil_table_features {
+ uint8_t table_id; /* Identifier of table. Lower numbered tables
+ are consulted first. */
+ char name[OFP_MAX_TABLE_NAME_LEN];
+ ovs_be64 metadata_match; /* Bits of metadata table can match. */
+ ovs_be64 metadata_write; /* Bits of metadata table can write. */
+ enum ofputil_table_miss miss_config;
+ uint32_t max_entries; /* Max number of entries supported. */
+
+ /* Table features related to instructions. There are two instances:
+ *
+ * - 'miss' reports features available in the table miss flow.
+ *
+ * - 'nonmiss' reports features available in other flows. */
+ struct ofputil_table_instruction_features {
+ /* Tables that "goto-table" may jump to. */
+ unsigned long int next[BITMAP_N_LONGS(255)];
+
+ /* Bitmap of OVSINST_* for supported instructions. */
+ uint32_t instructions;
+
+ /* Table features related to actions. There are two instances:
+ *
+ * - 'write' reports features available in a "write_actions"
+ * instruction.
+ *
+ * - 'apply' reports features available in an "apply_actions"
+ * instruction. */
+ struct ofputil_table_action_features {
+ uint64_t ofpacts; /* Bitmap of supported OFPACT_*. */
+ struct mf_bitmap set_fields; /* Fields for "set-field". */
+ } write, apply;
+ } nonmiss, miss;
+
+ /* MFF_* bitmaps.
+ *
+ * For any given field the following combinations are valid:
+ *
+ * - match=0, wildcard=0, mask=0: Flows in this table cannot match on
+ * this field.
+ *
+ * - match=1, wildcard=0, mask=0: Flows in this table must match on all
+ * the bits in this field.
+ *
+ * - match=1, wildcard=1, mask=0: Flows in this table must either match
+ * on all the bits in the field or wildcard the field entirely.
+ *
+ * - match=1, wildcard=1, mask=1: Flows in this table may arbitrarily
+ * mask this field (as special cases, they may match on all the bits
+ * or wildcard it entirely).
+ *
+ * Other combinations do not make sense.
+ */
+ struct mf_bitmap match; /* Fields that may be matched. */
+ struct mf_bitmap mask; /* Subset of 'match' that may have masks. */
+ struct mf_bitmap wildcard; /* Subset of 'match' that may be wildcarded. */
+};
+
+int ofputil_decode_table_features(struct ofpbuf *,
+ struct ofputil_table_features *, bool loose);
+struct ofpbuf *ofputil_encode_table_features_request(enum ofp_version);
+
+void ofputil_append_table_features_reply(
+ const struct ofputil_table_features *tf, struct list *replies);
+
/* Meter band configuration for all supported band types. */
struct ofputil_meter_band {
uint16_t type;
uint64_t generation_id;
};
+struct ofputil_role_status {
+ enum ofp12_controller_role role;
+ enum ofp14_controller_role_reason reason;
+ uint64_t generation_id;
+};
+
enum ofperr ofputil_decode_role_message(const struct ofp_header *,
struct ofputil_role_request *);
struct ofpbuf *ofputil_encode_role_reply(const struct ofp_header *,
const struct ofputil_role_request *);
+struct ofpbuf *ofputil_encode_role_status(
+ const struct ofputil_role_status *status,
+ enum ofputil_protocol protocol);
+
+enum ofperr ofputil_decode_role_status(const struct ofp_header *oh,
+ struct ofputil_role_status *rs);
+
/* Abstract table stats.
*
- * For now we use ofp12_table_stats as a superset of the other protocol
- * versions' table stats. */
+ * This corresponds to the OpenFlow 1.3 table statistics structure, which only
+ * includes actual statistics. In earlier versions of OpenFlow, several
+ * members describe table features, so this structure has to be paired with
+ * struct ofputil_table_features to get all information. */
+struct ofputil_table_stats {
+ uint8_t table_id; /* Identifier of table. */
+ uint32_t active_count; /* Number of active entries. */
+ uint64_t lookup_count; /* Number of packets looked up in table. */
+ uint64_t matched_count; /* Number of packets that hit table. */
+};
+
+struct ofpbuf *ofputil_encode_table_stats_reply(const struct ofp_header *rq);
+void ofputil_append_table_stats_reply(struct ofpbuf *reply,
+ const struct ofputil_table_stats *,
+ const struct ofputil_table_features *);
+
+int ofputil_decode_table_stats_reply(struct ofpbuf *reply,
+ struct ofputil_table_stats *,
+ struct ofputil_table_features *);
+
+/* Queue configuration request. */
+struct ofpbuf *ofputil_encode_queue_get_config_request(enum ofp_version,
+ ofp_port_t port);
+enum ofperr ofputil_decode_queue_get_config_request(const struct ofp_header *,
+ ofp_port_t *port);
+
+/* Queue configuration reply. */
+struct ofputil_queue_config {
+ uint32_t queue_id;
-struct ofpbuf *ofputil_encode_table_stats_reply(
- const struct ofp12_table_stats[], int n,
+ /* Each of these optional values is expressed in tenths of a percent.
+ * Values greater than 1000 indicate that the feature is disabled.
+ * UINT16_MAX indicates that the value is omitted. */
+ uint16_t min_rate;
+ uint16_t max_rate;
+};
+
+struct ofpbuf *ofputil_encode_queue_get_config_reply(
const struct ofp_header *request);
+void ofputil_append_queue_get_config_reply(
+ struct ofpbuf *reply, const struct ofputil_queue_config *);
+
+enum ofperr ofputil_decode_queue_get_config_reply(struct ofpbuf *reply,
+ ofp_port_t *);
+int ofputil_pull_queue_get_config_reply(struct ofpbuf *reply,
+ struct ofputil_queue_config *);
+
/* Abstract nx_flow_monitor_request. */
struct ofputil_flow_monitor_request {
uint16_t idle_timeout;
uint16_t hard_timeout;
uint8_t table_id;
+ uint16_t priority;
ovs_be64 cookie;
struct match *match;
- uint16_t priority;
- struct ofpact *ofpacts;
+ const struct ofpact *ofpacts;
size_t ofpacts_len;
/* Used only for NXFME_ABBREV. */
uint32_t ofputil_decode_flow_monitor_cancel(const struct ofp_header *);
struct ofpbuf *ofputil_encode_flow_monitor_cancel(uint32_t id);
-/* Encoding OpenFlow stats messages. */
-void ofputil_append_port_desc_stats_reply(enum ofp_version ofp_version,
- const struct ofputil_phy_port *pp,
+/* Port desc stats requests and replies. */
+enum ofperr ofputil_decode_port_desc_stats_request(const struct ofp_header *,
+ ofp_port_t *portp);
+struct ofpbuf *ofputil_encode_port_desc_stats_request(
+ enum ofp_version ofp_version, ofp_port_t);
+
+void ofputil_append_port_desc_stats_reply(const struct ofputil_phy_port *pp,
struct list *replies);
/* Encoding simple OpenFlow messages. */
\f
/* Actions. */
-/* The type of an action.
- *
- * For each implemented OFPAT10_* and NXAST_* action type, there is a
- * corresponding constant prefixed with OFPUTIL_, e.g.:
- *
- * OFPUTIL_OFPAT10_OUTPUT
- * OFPUTIL_OFPAT10_SET_VLAN_VID
- * OFPUTIL_OFPAT10_SET_VLAN_PCP
- * OFPUTIL_OFPAT10_STRIP_VLAN
- * OFPUTIL_OFPAT10_SET_DL_SRC
- * OFPUTIL_OFPAT10_SET_DL_DST
- * OFPUTIL_OFPAT10_SET_NW_SRC
- * OFPUTIL_OFPAT10_SET_NW_DST
- * OFPUTIL_OFPAT10_SET_NW_TOS
- * OFPUTIL_OFPAT10_SET_TP_SRC
- * OFPUTIL_OFPAT10_SET_TP_DST
- * OFPUTIL_OFPAT10_ENQUEUE
- * OFPUTIL_NXAST_RESUBMIT
- * OFPUTIL_NXAST_SET_TUNNEL
- * OFPUTIL_NXAST_SET_METADATA
- * OFPUTIL_NXAST_SET_QUEUE
- * OFPUTIL_NXAST_POP_QUEUE
- * OFPUTIL_NXAST_REG_MOVE
- * OFPUTIL_NXAST_REG_LOAD
- * OFPUTIL_NXAST_NOTE
- * OFPUTIL_NXAST_SET_TUNNEL64
- * OFPUTIL_NXAST_MULTIPATH
- * OFPUTIL_NXAST_BUNDLE
- * OFPUTIL_NXAST_BUNDLE_LOAD
- * OFPUTIL_NXAST_RESUBMIT_TABLE
- * OFPUTIL_NXAST_OUTPUT_REG
- * OFPUTIL_NXAST_LEARN
- * OFPUTIL_NXAST_DEC_TTL
- * OFPUTIL_NXAST_FIN_TIMEOUT
- *
- * (The above list helps developers who want to "grep" for these definitions.)
- */
-enum OVS_PACKED_ENUM ofputil_action_code {
- OFPUTIL_ACTION_INVALID,
-#define OFPAT10_ACTION(ENUM, STRUCT, NAME) OFPUTIL_##ENUM,
-#define OFPAT11_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) OFPUTIL_##ENUM,
-#define NXAST_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) OFPUTIL_##ENUM,
-#include "ofp-util.def"
-};
-
-/* The number of values of "enum ofputil_action_code". */
-enum {
-#define OFPAT10_ACTION(ENUM, STRUCT, NAME) + 1
-#define OFPAT11_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) + 1
-#define NXAST_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) + 1
- OFPUTIL_N_ACTIONS = 1
-#include "ofp-util.def"
-};
-
-int ofputil_action_code_from_name(const char *);
-
-void *ofputil_put_action(enum ofputil_action_code, struct ofpbuf *buf);
-
-/* For each OpenFlow action <ENUM> that has a corresponding action structure
- * struct <STRUCT>, this defines two functions:
- *
- * void ofputil_init_<ENUM>(struct <STRUCT> *action);
- *
- * Initializes the parts of 'action' that identify it as having type <ENUM>
- * and length 'sizeof *action' and zeros the rest. For actions that have
- * variable length, the length used and cleared is that of struct <STRUCT>.
- *
- * struct <STRUCT> *ofputil_put_<ENUM>(struct ofpbuf *buf);
- *
- * Appends a new 'action', of length 'sizeof(struct <STRUCT>)', to 'buf',
- * initializes it with ofputil_init_<ENUM>(), and returns it.
- */
-#define OFPAT10_ACTION(ENUM, STRUCT, NAME) \
- void ofputil_init_##ENUM(struct STRUCT *); \
- struct STRUCT *ofputil_put_##ENUM(struct ofpbuf *);
-#define OFPAT11_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) \
- void ofputil_init_##ENUM(struct STRUCT *); \
- struct STRUCT *ofputil_put_##ENUM(struct ofpbuf *);
-#define NXAST_ACTION(ENUM, STRUCT, EXTENSIBLE, NAME) \
- void ofputil_init_##ENUM(struct STRUCT *); \
- struct STRUCT *ofputil_put_##ENUM(struct ofpbuf *);
-#include "ofp-util.def"
-
-#define OFP_ACTION_ALIGN 8 /* Alignment of ofp_actions. */
-
bool action_outputs_to_port(const union ofp_action *, ovs_be16 port);
enum ofperr ofputil_pull_actions(struct ofpbuf *, unsigned int actions_len,
void ofputil_append_queue_stat(struct list *replies,
const struct ofputil_queue_stats *oqs);
+struct bucket_counter {
+ uint64_t packet_count; /* Number of packets processed by bucket. */
+ uint64_t byte_count; /* Number of bytes processed by bucket. */
+};
+
/* Bucket for use in groups. */
struct ofputil_bucket {
struct list list_node;
* failover groups. */
struct ofpact *ofpacts; /* Series of "struct ofpact"s. */
size_t ofpacts_len; /* Length of ofpacts, in bytes. */
+
+ struct bucket_counter stats;
};
/* Protocol-independent group_mod. */
struct list buckets; /* Contains "struct ofputil_bucket"s. */
};
-struct bucket_counter {
- uint64_t packet_count; /* Number of packets processed by bucket. */
- uint64_t byte_count; /* Number of bytes processed by bucket. */
-};
-
/* Group stats reply, independent of protocol. */
struct ofputil_group_stats {
uint32_t group_id; /* Group identifier. */
struct bucket_counter *bucket_stats;
};
-/* Group features reply, independent of protocol. */
+/* Group features reply, independent of protocol.
+ *
+ * Only OF1.2 and later support group features replies. */
struct ofputil_group_features {
uint32_t types; /* Bitmap of OFPGT_* values supported. */
uint32_t capabilities; /* Bitmap of OFPGFC12_* capability supported. */
uint32_t max_groups[4]; /* Maximum number of groups for each type. */
- uint32_t actions[4]; /* Bitmaps of OFPAT_* that are supported. */
+ uint64_t ofpacts[4]; /* Bitmaps of supported OFPACT_* */
};
/* Group desc reply, independent of protocol. */
void ofputil_bucket_list_destroy(struct list *buckets);
+static inline bool
+ofputil_bucket_has_liveness(const struct ofputil_bucket *bucket)
+{
+ return (bucket->watch_port != OFPP_ANY ||
+ bucket->watch_group != OFPG_ANY);
+}
+
struct ofpbuf *ofputil_encode_group_stats_request(enum ofp_version,
uint32_t group_id);
enum ofperr ofputil_decode_group_stats_request(
int ofputil_decode_group_stats_reply(struct ofpbuf *,
struct ofputil_group_stats *);
+uint32_t ofputil_decode_group_desc_request(const struct ofp_header *);
+struct ofpbuf *ofputil_encode_group_desc_request(enum ofp_version,
+ uint32_t group_id);
+
int ofputil_decode_group_desc_reply(struct ofputil_group_desc *,
- struct ofpbuf *);
+ struct ofpbuf *, enum ofp_version);
void ofputil_append_group_desc_reply(const struct ofputil_group_desc *,
struct list *buckets,
struct list *replies);
-struct ofpbuf *ofputil_encode_group_desc_request(enum ofp_version);
+struct ofputil_bundle_ctrl_msg {
+ uint32_t bundle_id;
+ uint16_t type;
+ uint16_t flags;
+};
+
+struct ofputil_bundle_add_msg {
+ uint32_t bundle_id;
+ uint16_t flags;
+ const struct ofp_header *msg;
+};
+
+enum ofperr ofputil_decode_bundle_ctrl(const struct ofp_header *,
+ struct ofputil_bundle_ctrl_msg *);
+
+struct ofpbuf *ofputil_encode_bundle_ctrl_reply(const struct ofp_header *,
+ struct ofputil_bundle_ctrl_msg *);
+
+struct ofpbuf *ofputil_encode_bundle_add(enum ofp_version ofp_version,
+ struct ofputil_bundle_add_msg *msg);
+
+enum ofperr ofputil_decode_bundle_add(const struct ofp_header *,
+ struct ofputil_bundle_add_msg *);
#endif /* ofp-util.h */